Which three logs can be reviewed to troubleshoot a vCenter Server upgrade failure? (Choose three.)
A. vminst.log
B. vim-vcs-msi.log
C. pkgmgr.log
D. vc-upgrade.log
E. firstboot.log
Which three logs can be reviewed to troubleshoot a vCenter Server upgrade failure?
ref
https://docs.vmware.com/en/VMware-vSphere/6.0/com.vmware.vsphere.install.doc/GUID-CF80C555-BFB1-4FF1-B4E6-6935D424838E.html